Home / 427,363,260-589,761,337.68-241,720,280.16

Finding the Fourth Proportional to 427,363,260, 589,761,337.68 and 241,720,280.16

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Solution

The fourth proportional to 427,363,260, 589,761,337.68 and 241,720,280.16 is: 333,574,008.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,363,260 : 589,761,337.68 = 241,720,280.16 : x
  2. Step 2: Convert to fraction form
    427,363,260/589,761,337.68 = 241,720,280.16/x
  3. Step 3: Cross multiply
    427,363,260x = 589,761,337.68 × 241,720,280.16
  4. Step 4: Simplify right side
    427,363,260x = 142,557,275,771,545,952
  5. Step 5: Solve for x
    x = 142,557,275,771,545,952/427,363,260
  6. Step 6: Final answer
    x = 333,574,008.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.